Doctor profile · Federal record

Dr. Frederick Ludwig, M.D.

Surgery Physician (CMS: General Surgery) · Sault Sainte Marie, MI

  • NPI 1992877989
  • Accepts Medicare
  • 60 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
550 Osborn Blvd, Suite 1006
Sault Sainte Marie, MI 497831899
(906) 632-3753
fax (906) 635-7872

Credentials & registration

NPPES · NUCC
NPI registered
November 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1966 — 60 yrs since
Specialty taxonomy
208600000X — NUCC code
State license (1)
Michigan #43010227693
Medicaid
MI #3491815

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1992877989. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
108
Distinct HCPCS
2
Medicare allowed
$6,021
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 80 23 $64
99212 Established patient office or other outpatient visit, 10-19 minutes 28 13 $33

In context: peer comparison

Among 3 peers in Sault Sainte Marie Surgery Physician, average services per provider: 32. This provider delivers 3.4× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Frederick Ludwig's medical specialty?
Dr. Frederick Ludwig practices Surgery Physician in Sault Sainte Marie, MI.
Where does Dr. Frederick Ludwig practice?
Dr. Frederick Ludwig practices at 550 Osborn Blvd, Sault Sainte Marie, MI 497831899. Office phone: 9066323753.
What is Dr. Frederick Ludwig's NPI?
Dr. Frederick Ludwig's National Provider Identifier (NPI) is 1992877989, issued by NPPES.
Does Dr. Frederick Ludwig accept Medicare assignment?
Yes. Dr. Frederick Ludwig accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Frederick Ludwig commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99212). Source: CMS Medicare Physician & Other Practitioners file.